A256864 Primes not occurring in A084721.

3, 7, 13, 19, 31, 41, 43, 61, 71, 83, 103, 109, 131, 137, 139, 151, 157, 167, 179, 193, 197, 199, 223, 229, 241, 257, 271, 281, 283, 311, 337, 349, 383, 421, 433, 439, 461, 463, 487, 503, 523, 547, 571

Offset

1,1

Comments

Complement of the range of A084721 within the primes A000040.

Links

Table of n, a(n) for n=1..43.

Prog

(PARI) N=300; setminus(primes(primepi(A083569(N)+N)), Set(vector(N, n, A083569(n)+n))) \\ M. F. Hasler, Apr 11 2015

Crossrefs

Cf. A083569, A084721.

Sequence in context: A023205 A304874 A167473 * A231432 A271981 A103521

Adjacent sequences: A256861 A256862 A256863 * A256865 A256866 A256867

Keyword

nonn

Author

M. F. Hasler, Apr 11 2015

Status

approved